CN112147384A - Magnetoelectric ammeter termination - Google Patents
Magnetoelectric ammeter termination Download PDFInfo
- Publication number
- CN112147384A CN112147384A CN202011036914.5A CN202011036914A CN112147384A CN 112147384 A CN112147384 A CN 112147384A CN 202011036914 A CN202011036914 A CN 202011036914A CN 112147384 A CN112147384 A CN 112147384A
- Authority
- CN
- China
- Prior art keywords
- cavity
- reversing
- resistance
- block
- magnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R5/00—Instruments for converting a single current or a single voltage into a mechanical displacement
- G01R5/14—Moving-iron instruments
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/36—Overload-protection arrangements or circuits for electric measuring instruments
Abstract
The invention relates to the relevant field of electromechanics, disclose a magnetoelectric ammeter junction device, including the main container body, there is a forward-opening pointer cavity in the main container body, there is a forward-opening pointer magnet cavity in the cavity underside of the pointer, the left lower side of the magnet cavity of the pointer is connected and equipped with the magnetic block cavity, the right lower side of the magnetic block cavity is connected and equipped with the block cavity of the contact, the cavity underside of the pointer has forward-opening registration connection cavity, this apparatus connects the wiring of both ends of the magnetoelectric ammeter on the terminal board, make the terminal board rotate and connect a resistance in parallel after reaching the present maximum range through the pointer, achieve the purpose to increase the maximum range, make the adjustable current range of the magnetoelectric ammeter greatly increase, omit the tedious operation of changing the ammeter while measuring the great current value, does not need to estimate the current value at the same time, this apparatus can directly adjust to the appropriate range, after the current exceeds the maximum, the device can be automatically reset and closed, thereby achieving the purpose of protecting the device.
Description
Technical Field
The invention relates to the relevant electromechanical field, in particular to a wiring device of a magnetoelectric ammeter.
Background
When the magnetoelectric ammeter surveyed the electric current, this electric current received the effort in magnetic field, make the coil can take place to deflect, the hairspring spring can produce the moment of torsion in the opposite direction simultaneously, thereby produce the numerical value of electric current, the current value in the small range can only be measured to most magnetoelectric ammeters today, need change a wide range ampere meter when measuring great current value, it is comparatively loaded down with trivial details so to change on the one hand, influence measuring efficiency, on the other hand, need estimate the current value when changing, probably change many times, great increase measuring time.
Disclosure of Invention
The invention aims to provide a wiring device of a magnetoelectric ammeter, which can overcome the defects in the prior art, thereby improving the practicability of equipment.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a magneto-electric ammeter wiring device, which comprises a main box body, wherein a pointer cavity with a forward opening is arranged in the main box body, a pointer magnet cavity with a forward opening is arranged on the lower side of the pointer cavity, a magnetic block cavity is communicated and arranged on the lower left side of the pointer magnet cavity, a butt block cavity is communicated and arranged on the lower right side of the magnetic block cavity, a number indicating communication cavity with a forward opening is arranged on the lower side of the pointer cavity, a number indicating plate cavity is communicated and arranged on the rear side of the number indicating communication cavity, a repellent magnet block cavity is communicated and arranged on the lower side of the number indicating plate cavity, a right front resistance cavity is arranged on the rear side of the pointer cavity, a right rear resistance cavity is arranged on the rear side of the right front resistance cavity, a left rear resistance cavity is arranged on the left side of the right front resistance cavity, a left front resistance cavity on the left side of the left rear resistance cavity is communicated and arranged with wiring plate cavities symmetrically arranged by taking the left front resistance cavity as a center, the wiring board cavity is communicated with the left rear resistance cavity, the right front resistance cavity and the right rear resistance cavity, the upper side of the wiring board cavity is provided with a wire wheel cavity, the lower side of the wiring board cavity is provided with a reversing cavity, the front side of the reversing cavity is communicated with a pull rope reversing shaft cavity, the front side of the pull rope reversing shaft cavity is communicated with a reversing pull rope board cavity, the right side of the reversing cavity is communicated with a reversing shaft cavity, the rear side of the reversing shaft cavity is communicated with a reversing magnet cavity, the lower side of the reversing cavity is communicated with a motor gear cavity, a left front resistance is arranged in the left front resistance cavity, the upper and lower ends of the left front resistance are fixedly connected with a left front resistance tin block, the part of the left front resistance tin block is positioned in the wiring board cavity, a left rear resistance is arranged in the left rear resistance cavity, and the upper and lower ends of the left rear resistance are fixedly connected with a left, the right front resistance intracavity is equipped with right front resistance, the terminal fixed connection in both sides is equipped with the part and is located about right front resistance the right front resistance tin ingot in the wiring board intracavity, right rear resistance intracavity is equipped with right rear resistance, the terminal fixed connection in both sides is equipped with the part and is located about right rear resistance the right rear resistance tin ingot in the wiring board intracavity.
On the basis of the technical scheme, the lower end wall of the wire wheel cavity is rotationally and cooperatively provided with an insulating plate shaft which extends upwards into the wire wheel cavity and extends downwards to penetrate through the wiring board cavity to the reversing cavity, the tail end of the upper side of the insulating plate shaft is fixedly connected with a wire wheel, the tail end of the lower side of the insulating plate shaft is fixedly connected with a transmission bevel gear, four insulating plates which are circumferentially distributed by taking the insulating plate shaft as a center and are positioned in the wiring board cavity are fixedly connected on the insulating plate shaft, the outer end face of the insulating plate is fixedly connected with a wiring board which can be contacted with the left front tin resistance block, the left rear tin resistance block, the right front tin resistance block and the right rear tin resistance block, pointer intracavity normal running fit connects and is equipped with downwardly extending pointer magnet chamber and with the pointer that pointer magnet chamber normal running fit connects, the terminal fixed connection of pointer downside is equipped with pointer magnet.
On the basis of the technical scheme, the magnetic block intracavity sliding fit is connected and is equipped with the magnetic block, be equipped with in the magnetic block can with butt joint piece chamber corresponds and opening right butt joint piece magnetic path chamber, the magnetic block upper right end face with fixed connection is equipped with the magnetic block spring between the upper right end wall of magnetic block chamber, butt joint piece intracavity sliding fit is connected and is equipped with and can get into the butt piece of butt joint piece magnetic path intracavity, butt joint piece lower right end face with fixed connection is equipped with the butt block spring between the butt joint piece chamber lower right end wall, it is equipped with the tablet to show the tablet intracavity sliding fit connection, show the tablet fixed connection is equipped with tablet magnet, tablet left end face with fixed connection is equipped with tablet spring between the tablet left end wall, it is equipped with repellent magnet piece to repel each other magnet piece intracavity sliding fit connection, repel magnet piece lower end face with fixed connection is equipped with repellent magnet between the magnet piece chamber lower extreme wall mutually The spring, the fixed connection between repulsion magnet piece with the butt joint piece is equipped with the repulsion magnet stay cord, the line wheel with the fixed connection is equipped with the sign board stay cord between the sign board.
On the basis of the technical scheme, a reversing shaft which extends forwards into the reversing stay rope plate cavity and extends backwards into the reversing magnet cavity through the reversing cavity and the reversing shaft cavity is arranged in the stay rope reversing shaft cavity in a sliding fit connection mode, the tail end of the front side of the reversing shaft is provided with a reversing stay rope plate in a rotating fit connection mode, the reversing stay rope plate is connected with the reversing stay rope plate cavity in a sliding fit connection mode, a reversing stay rope spring is fixedly connected between the front end face of the reversing stay rope plate and the front end wall of the reversing stay rope plate cavity, a reversing stay rope is fixedly connected between the reversing stay rope plate and the magnetic block, a reversing helical gear which is positioned in the reversing cavity and can be meshed with the transmission bevel gear is fixedly connected to the reversing shaft, and a reversing bevel gear which is positioned at the rear side of the reversing bevel gear and can be meshed with the transmission bevel gear is fixedly, the reversing bevel gear is characterized in that a reversing transmission gear located on the rear side of the reversing bevel gear is fixedly connected to the reversing shaft, a reversing magnet in sliding fit connection with the reversing magnet cavity is connected to the tail end of the rear side of the reversing shaft in a rotating fit manner, a reversing electromagnet is fixedly connected to the inner end wall of the rear end of the reversing magnet cavity, and a reversing spring is fixedly connected between the front end face of the reversing electromagnet and the rear end face of the reversing magnet.
On the basis of the technical scheme, the rear side of the motor gear cavity is provided with a motor which is fixedly connected with the main box body and is positioned on the lower side of the reversing shaft cavity, the front end face of the motor is fixedly connected with a motor shaft which extends forwards into the motor gear cavity, and the tail end of the front side of the motor shaft is fixedly connected with a motor gear which is meshed with the reversing transmission gear.
The invention has the beneficial effects that: this device is to connect the both ends wiring of magnetoelectric ammeter on the wiring board, make the wiring board rotate parallelly connected resistance after reaching current maximum range through the pointer, reach the purpose of increase maximum range, make the adjustable current range greatly increased of magnetoelectric ammeter, remove the loaded down with trivial details operation of changing the ampere meter from when measuring great current value, also need not to estimate the current value simultaneously, this device can directly adjust to suitable measuring range, after the maximum range that the electric current surpassed this device, but automatic re-setting and closing means, thereby reach protection device's purpose.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic diagram of an overall structure of a wiring device of a magnetoelectric ammeter according to the present invention.
Fig. 2 is a schematic view of the structure a-a in fig. 1.
Fig. 3 is a schematic diagram of the structure B-B in fig. 2.
Fig. 4 is a schematic diagram of the structure C-C in fig. 3.
Fig. 5 is a schematic diagram of the structure D-D in fig. 3.
Fig. 6 is an enlarged schematic view of E in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The magnetoelectric ammeter wiring device described with reference to fig. 1-6 comprises a main box 10, a pointer cavity 11 with a forward opening is arranged in the main box 10, a pointer magnet cavity 70 with a forward opening is arranged on the lower side of the pointer cavity 11, a magnetic block cavity 63 is communicated with the lower left side of the pointer magnet cavity 70, a butt block cavity 68 is communicated with the lower right side of the magnetic block cavity 63, a count communicating cavity 24 with a forward opening is arranged on the lower side of the pointer cavity 11, a count plate cavity 20 is communicated with the rear side of the count communicating cavity 24, a repellent magnet block cavity 19 is communicated with the lower side of the count plate cavity 20, a front right resistance cavity 57 is arranged on the rear side of the pointer cavity 11, a rear right resistance cavity 61 is arranged on the rear side of the front right resistance cavity 57, a rear left resistance cavity 54 is arranged on the left side of the rear right resistance cavity 61, a front left resistance cavity 50 is arranged on the front side of the front right resistance cavity 57, the upper side and the lower side of the left front resistance cavity 50 are communicated with a wiring board cavity 47 which is symmetrically arranged by taking the left front resistance cavity 50 as a center, the wiring board cavity 47 is communicated with the left rear resistance cavity 54, the right front resistance cavity 57 and the right rear resistance cavity 61, the upper side of the wiring board cavity 47 is provided with a wire wheel cavity 46, the lower side of the wiring board cavity 47 is provided with a reversing cavity 31, the front side of the reversing cavity 31 is communicated with a pull rope reversing shaft cavity 30, the front side of the pull rope reversing shaft cavity 30 is communicated with a reversing pull rope board cavity 26, the right side of the reversing cavity 31 is communicated with a reversing shaft cavity 40, the rear side of the reversing shaft cavity 40 is communicated with a reversing magnet cavity 39, the lower side of the reversing cavity 31 is communicated with a motor gear cavity 23, a left front resistance 51 is arranged in the left front resistance cavity 50, the upper end and the lower end of the left front resistance 51 are fixedly connected with a left front resistance tin block 52, the left front resistance tin block is partially, the left rear resistor 55 is arranged in the left rear resistor cavity 54, the rear ends of the upper side and the lower side of the left rear resistor 55 are fixedly connected with a left rear resistor tin block 53, the left rear resistor tin block is arranged in the wiring board cavity 47, the right front resistor 56 is arranged in the right front resistor cavity 57, the rear ends of the upper side and the lower side of the right front resistor 56 are fixedly connected with a right front resistor tin block 58, the rear ends of the right front resistor 56 are partially arranged in the wiring board cavity 47, the right rear resistor 60 is arranged in the right rear resistor cavity 61, and the rear ends of the upper side and the lower side of the right rear resistor 60 are fixedly connected with a right rear resistor tin block 59, the rear ends of.
In addition, in one embodiment, the lower end wall of the wire wheel cavity 46 is provided with an insulation board shaft 44 which extends upwards into the wire wheel cavity 46 and downwards through the wiring board cavity 47 to the reversing cavity 31 in a rotationally fitting manner, the upper end of the insulation board shaft 44 is fixedly connected with a wire wheel 45, the lower end of the insulation board shaft 44 is fixedly connected with a transmission bevel gear 43, the insulation board shaft 44 is fixedly connected with four insulation boards 49 which are circumferentially distributed by taking the insulation board shaft 44 as a center and are positioned in the wiring board cavity 47, the outer end face of each insulation board 49 is fixedly connected with a wiring board 48 which can be contacted with the left front tin resistance block 52, the left rear tin resistance block 53, the right front tin resistance block 58 and the right rear tin resistance block 59, the pointer cavity 11 is provided with a pointer 12 which extends downwards into the pointer magnet cavity 70 and is rotationally fitted with the pointer magnet cavity 70 in a rotationally fitting manner, and a pointer magnet 13 is fixedly connected to the tail end of the lower side of the pointer 12.
In addition, in one embodiment, a magnetic block 65 is arranged in the magnetic block cavity 63 in a sliding fit connection, a butt block magnetic block cavity 66 which can correspond to the butt block cavity 68 and has a right opening is arranged in the magnetic block 65, a magnetic block spring 62 is arranged between the upper right end face of the magnetic block 65 and the upper right end wall of the magnetic block cavity 63 in a fixed connection manner, a butt block 67 which can enter the butt block magnetic block cavity 66 is arranged in the butt block cavity 68 in a sliding fit connection manner, a butt block spring 69 is arranged between the lower right end face of the butt block 67 and the lower right end wall of the butt block cavity 68 in a fixed connection manner, a number indicating plate 14 is arranged in the number indicating plate cavity 20 in a sliding fit connection manner, a number indicating plate magnet 15 is arranged in the number indicating plate 14 in a fixed connection manner, a number indicating plate spring 22 is arranged between the left end face of the number indicating plate 14 and the left end wall of the number indicating plate cavity 20 in a fixed connection manner, a repelling magnet block 16 is arranged in the repelling magnet cavity 19, a repulsive magnet spring 18 is fixedly connected between the lower end face of the repulsive magnet block 16 and the lower end wall of the repulsive magnet block cavity 19, a repulsive magnet pull rope 17 is fixedly connected between the repulsive magnet block 16 and the abutting block 67, and a number plate pull rope 21 is fixedly connected between the wire wheel 45 and the number plate 14.
In addition, in one embodiment, a reversing shaft 29 which extends forwards into the reversing rope plate cavity 26 and backwards through the reversing cavity 31 and the reversing shaft cavity 40 to the reversing magnet cavity 39 is arranged in the rope reversing shaft cavity 30 in a sliding fit connection, a reversing rope plate 28 which is in sliding fit connection with the reversing rope plate cavity 26 is arranged at the tail end of the front side of the reversing shaft 29 in a rotating fit connection, a reversing rope spring 27 is fixedly connected between the front end surface of the reversing rope plate 28 and the front end wall of the reversing rope plate cavity 26, a reversing rope 25 is fixedly connected between the reversing rope plate 28 and the magnetic block 65, a reversing bevel gear 32 which is positioned in the reversing cavity 31 and can be meshed with the transmission bevel gear 43 is fixedly connected on the reversing shaft 29, a reversing bevel gear 42 which is positioned at the rear side of the reversing bevel gear 32 and can be meshed with the transmission bevel gear 43 is fixedly connected on the reversing shaft 29, the reversing shaft 29 is fixedly connected with a reversing transmission gear 41 positioned at the rear side of the reversing bevel gear 42, the tail end of the rear side of the reversing shaft 29 is rotatably matched and connected with a reversing magnet 38 in sliding fit connection with the reversing magnet cavity 39, the rear end wall of the reversing magnet cavity 39 is internally and fixedly connected with a reversing electromagnet 36, and a reversing spring 37 is fixedly connected between the front end face of the reversing electromagnet 36 and the rear end face of the reversing magnet 38.
In addition, in one embodiment, the rear side of the motor gear cavity 23 is provided with a motor 33 fixedly connected with the main box body 10 and positioned at the lower side of the reversing shaft cavity 40, the front end surface of the motor 33 is fixedly connected with a motor shaft 34 extending forwards into the motor gear cavity 23, and the front end of the motor shaft 34 is fixedly connected with a motor gear 35 engaged with the reversing transmission gear 41.
The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.
As shown in fig. 1-6, when the apparatus of the present invention is in the initial state, the left side wiring board 48 is just not in contact with the left rear resistance tin block 53, the elasticity of the repulsive magnet spring 18 is greater than that of the abutting block spring 69, the transmission bevel gear 43 is not engaged with the reversing bevel gear 32, the transmission bevel gear 43 is not engaged with the reversing bevel gear 42, and the pointer magnet 13 is located at the leftmost side in the pointer magnet cavity 70;
sequence of mechanical actions of the whole device:
when the work is started, when the current measurement is started, the motor 33 rotates to drive the motor gear 35 through the motor shaft 34, the motor gear 35 rotates to drive the reversing shaft 29 to rotate through the reversing transmission gear 41, the reversing shaft 29 rotates to drive the reversing bevel gear 32 and the reversing bevel gear 42 to rotate, and meanwhile, the pointer 12 rotates due to the current measurement;
when the measured current is larger than the maximum range of the ammeter, the pointer 12 moves to the rightmost side of the pointer cavity 11, the pointer magnet 13 moves to the leftmost side, at the moment, the pointer magnet 13 adsorbs the magnetic block 65, overcomes the thrust of the magnetic block spring 62, pulls the reversing pull rope plate 28 to move forwards through the reversing pull rope 25, overcomes the thrust of the reversing pull rope spring 27, the reversing pull rope plate 28 moves forwards through the reversing shaft 29, drives the reversing bevel gear 42 to move forwards to be meshed with the transmission bevel gear 43, the reversing bevel gear 42 rotates, drives the insulating plate shaft 44 to rotate through the transmission bevel gear 43, the insulating plate shaft 44 rotates, drives the wiring plate 48 to rotate through the insulating plate 49 until the wiring plate 48 on the left side abuts against the tin block 53 on the left rear resistance, the wiring plate 48 on the rear side just does not contact with the tin block 59 on the right rear resistance, at the moment, the range of the ammeter is enlarged due to the, until the pointer magnet 13 is separated from the adsorption magnetic block 65, the magnetic block 65 is reset under the thrust action of the magnetic block spring 62, meanwhile, the reversing bevel gear 42 is reset under the action of the reversing pull rope spring 27, and the reversing bevel gear 42 is separated from the transmission bevel gear 43 to be meshed, so that the wiring board 48 stops rotating;
the insulating board shaft 44 rotates and drives the wire wheel 45 to rotate, the wire wheel 45 rotates to pull the number display board 14 to move rightwards by overcoming the thrust of the number display board spring 22 through the number display board pull rope 21, when the insulating board shaft 44 stops, the number display board 14 also stops at the current position, and the magnitude of the current to be measured can be known through the current display number and the number display on the number display board 14;
when the measured current is larger than the current range, repeating the above process to make the rear side wiring board 48 abut against the right rear resistance tin block 59, and at this time, the left side wiring board 48 still abuts against the left rear resistance tin block 53, namely, the ammeter is connected with two resistors in parallel, so that the range of the ammeter is increased again, and the reading of the reading board 14 is increased;
when the measured current is larger than the range of four resistors connected in parallel, the display board 14 drives the display board magnet 15 to move right to correspond to the repulsive magnet block 16, the display board magnet 15 repels the repulsive magnet block 16, the repulsive magnet block 16 overcomes the thrust of the repulsive magnet pull rope 17 to move downwards, the abutting block 67 enters the abutting block magnet cavity 66 under the thrust action of the abutting block spring 69, at the moment, the pointer magnet 13 moves to correspond to the magnet block cavity 63, the attractive magnet block 65 cannot move upwards rightwards, at the moment, the reversing electromagnet 36 enables the electric attractive reversing magnet 38 to overcome the thrust of the reversing spring 37, the reversing bevel gear 32 is driven by the reversing shaft 29 to be meshed with the transmission bevel gear 43, the wiring board 48 is completely reset, the display board 14 is reset, the repulsive magnet block 16 is reset under the action of the repulsive magnet spring 18, and the elasticity of the repulsive magnet spring 18 is larger than that of the abutting block spring 69, therefore, the repelling magnet 16 pulls the abutting block 67 to be separated from the abutting block magnet cavity 66 to be reset through the repelling magnet pull rope 17, at this time, the reversing electromagnet 36 is de-energized, the reversing bevel gear 32 is reset, and the motor 33 stops rotating.
The invention has the beneficial effects that: this device is to connect the both ends wiring of magnetoelectric ammeter on the wiring board, make the wiring board rotate parallelly connected resistance after reaching current maximum range through the pointer, reach the purpose of increase maximum range, make the adjustable current range greatly increased of magnetoelectric ammeter, remove the loaded down with trivial details operation of changing the ampere meter from when measuring great current value, also need not to estimate the current value simultaneously, this device can directly adjust to suitable measuring range, after the maximum range that the electric current surpassed this device, but automatic re-setting and closing means, thereby reach protection device's purpose.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a magnetoelectric ammeter termination, includes the main tank body, its characterized in that: the improved finger box is characterized in that a finger cavity with a forward opening is formed in the main box body, a pointer magnet cavity with a forward opening is arranged on the lower side of the finger cavity, a magnetic block cavity is communicated with the lower left side of the pointer magnet cavity, a butt joint block cavity is communicated with the lower right side of the magnetic block cavity, a number indicating communicated cavity with a forward opening is arranged on the lower side of the pointer cavity, a number indicating plate cavity is communicated with the rear side of the number indicating communicated cavity, a repellent magnet block cavity is communicated with the lower side of the number indicating plate cavity, a front right resistance cavity is arranged on the rear side of the pointer cavity, a rear right resistance cavity is arranged on the rear side of the front right resistance cavity, a rear left resistance cavity is arranged on the left side of the rear right resistance cavity, wiring plate cavities symmetrically arranged by taking the front left resistance cavity as the center are communicated with the upper and lower sides of the front left resistance cavity, and wiring plate cavities are symmetrically arranged with the rear left resistance cavity, The right front resistance cavity and the right rear resistance cavity are communicated, the upper side of the wiring board cavity is provided with a wire wheel cavity, the lower side of the wiring board cavity is provided with a reversing cavity, the front side of the reversing cavity is communicated with a pull rope reversing shaft cavity, the front side of the pull rope reversing shaft cavity is communicated with a reversing pull rope board cavity, the right side of the reversing cavity is communicated with a reversing shaft cavity, the rear side of the reversing shaft cavity is communicated with a reversing magnet cavity, the lower side of the reversing cavity is communicated with a motor gear cavity, the left front resistance cavity is internally provided with a left front resistance, the upper and lower ends of the left front resistance are fixedly connected with a left front resistance tin block, the partial left front resistance tin block is positioned in the wiring board cavity, the upper and lower ends of the left rear resistance are fixedly connected with a left rear resistance tin block, the partial left rear resistance tin block is positioned in the wiring board cavity, and the right front, the tail end fixed connection of both sides is equipped with the part and is located right front resistance tin in the wiring board intracavity about the right front resistance, right rear resistance intracavity is equipped with right rear resistance, the tail end fixed connection of both sides is equipped with the part and is located right rear resistance tin in the wiring board intracavity about the right rear resistance.
2. The magnetoelectric ammeter wiring device of claim 1, wherein: an insulating plate shaft which extends upwards into the wire wheel cavity and extends downwards to penetrate through the wiring board cavity to the reversing cavity is connected in a rotating matching way on the lower end wall of the wire wheel cavity, the tail end of the upper side of the insulating plate shaft is fixedly connected with a wire wheel, the tail end of the lower side of the insulating plate shaft is fixedly connected with a transmission bevel gear, four insulating plates which are circumferentially distributed by taking the insulating plate shaft as a center and are positioned in the wiring board cavity are fixedly connected on the insulating plate shaft, the outer end face of the insulating plate is fixedly connected with a wiring board which can be contacted with the left front tin resistance block, the left rear tin resistance block, the right front tin resistance block and the right rear tin resistance block, pointer intracavity normal running fit connects and is equipped with downwardly extending pointer magnet chamber and with the pointer that pointer magnet chamber normal running fit connects, the terminal fixed connection of pointer downside is equipped with pointer magnet.
3. The magnetoelectric ammeter wiring device of claim 1, wherein: the magnetic block cavity is internally provided with a magnetic block in a sliding fit connection manner, the magnetic block is internally provided with a butt block magnetic block cavity which can correspond to the butt block cavity and has a right opening, a magnetic block spring is fixedly connected between the right upper end surface of the magnetic block and the right upper end wall of the magnetic block cavity, a butt block which can enter the butt block magnetic block cavity is arranged in the butt block cavity in a sliding fit connection manner, a butt block spring is fixedly connected between the right lower end surface of the butt block and the right lower end wall of the butt block cavity, a number indicating plate is arranged in the number indicating plate cavity in a sliding fit connection manner, a number indicating plate magnet is fixedly connected in the number indicating plate, a number indicating plate spring is fixedly connected between the left end surface of the number indicating plate and the left end wall of the number indicating plate cavity, a repellent magnet block is arranged in the repellent magnet block cavity in a sliding fit connection manner, a repellent magnet spring is fixedly connected between the lower end surface of the repellent magnet block and the lower end wall of the repellent magnet block cavity, the mutual repulsion magnet block and the abutting block are fixedly connected with each other through a mutual repulsion magnet pull rope, and the wire wheel and the number display plate are fixedly connected with each other through a number display plate pull rope.
4. The magnetoelectric ammeter wiring device of claim 1, wherein: the reversing shaft is arranged in the reversing shaft cavity of the pull rope and extends forwards into the reversing pull rope plate cavity and extends backwards to penetrate through the reversing cavity and the reversing shaft cavity into the reversing magnet cavity in a sliding fit manner, the tail end of the front side of the reversing shaft is connected with a reversing pull rope plate in a rotating fit manner, the reversing pull rope plate is connected with the reversing pull rope plate in a sliding fit manner, a reversing pull rope spring is fixedly connected between the front end surface of the reversing pull rope plate and the front end wall of the reversing pull rope plate cavity, a reversing pull rope is fixedly connected between the reversing pull rope plate and the magnetic block, a reversing bevel gear which is positioned in the reversing cavity and can be meshed with the transmission bevel gear is fixedly connected on the reversing shaft, a reversing bevel gear which is positioned at the rear side of the reversing bevel gear and can be meshed with the transmission bevel gear is fixedly connected on the reversing shaft, the reversing magnet is fixedly connected in the rear end wall of the reversing magnet cavity, and a reversing spring is fixedly connected between the front end face of the reversing electromagnet and the rear end face of the reversing magnet.
5. The magnetoelectric ammeter wiring device of claim 1, wherein: the motor gear chamber rear side be equipped with main tank fixed connection just is located the reversing shaft chamber downside motor, motor front end face fixed connection be equipped with extend forward to the motor shaft in the motor gear chamber, motor shaft front side end fixed connection be equipped with the motor gear of reversing drive gear meshing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011036914.5A CN112147384B (en) | 2020-09-28 | 2020-09-28 | Magnetoelectric ammeter termination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011036914.5A CN112147384B (en) | 2020-09-28 | 2020-09-28 | Magnetoelectric ammeter termination |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112147384A true CN112147384A (en) | 2020-12-29 |
| CN112147384B CN112147384B (en) | 2021-06-15 |
Family
ID=73895865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011036914.5A Active CN112147384B (en) | 2020-09-28 | 2020-09-28 | Magnetoelectric ammeter termination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112147384B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112595879A (en) * | 2021-01-08 | 2021-04-02 | 上海庸别数码通讯有限公司 | Current automatic detection device capable of climbing wire pole |
| CN115476701A (en) * | 2022-10-17 | 2022-12-16 | 潍柴动力股份有限公司 | Motor torque determination method and device |
| CN117250397A (en) * | 2023-10-25 | 2023-12-19 | 国网辽宁省电力有限公司 | Current abnormal condition monitoring device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3969671A (en) * | 1972-07-14 | 1976-07-13 | Smith David A | Charging current voltmeter |
| US5744938A (en) * | 1996-07-16 | 1998-04-28 | Electronic Development, Inc. | Method and apparatus for testing a vehicle charge storage system |
| CN104459263A (en) * | 2014-12-05 | 2015-03-25 | 深圳市创荣发电子有限公司 | Pointer ampere meter capable of automatically shifting gears |
| CN105203830A (en) * | 2015-11-12 | 2015-12-30 | 四川罡正电子科技有限公司 | Voltmeter |
| CN207703922U (en) * | 2017-12-31 | 2018-08-07 | 周培宇 | A kind of multirange ammeter |
| CN108957351A (en) * | 2018-08-21 | 2018-12-07 | 无锡商业职业技术学院 | A kind of battery voltage detection equipment |
| CN109428521A (en) * | 2017-08-30 | 2019-03-05 | 卡西欧计算机株式会社 | Rotating control assembly, electronic watch and method of controlling rotation |
| CN109507475A (en) * | 2018-12-24 | 2019-03-22 | 彭希南 | Wind power plant numerical indexes formula ammeter based on Zigbee WLAN |
-
2020
- 2020-09-28 CN CN202011036914.5A patent/CN112147384B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3969671A (en) * | 1972-07-14 | 1976-07-13 | Smith David A | Charging current voltmeter |
| US5744938A (en) * | 1996-07-16 | 1998-04-28 | Electronic Development, Inc. | Method and apparatus for testing a vehicle charge storage system |
| CN104459263A (en) * | 2014-12-05 | 2015-03-25 | 深圳市创荣发电子有限公司 | Pointer ampere meter capable of automatically shifting gears |
| CN105203830A (en) * | 2015-11-12 | 2015-12-30 | 四川罡正电子科技有限公司 | Voltmeter |
| CN109428521A (en) * | 2017-08-30 | 2019-03-05 | 卡西欧计算机株式会社 | Rotating control assembly, electronic watch and method of controlling rotation |
| CN207703922U (en) * | 2017-12-31 | 2018-08-07 | 周培宇 | A kind of multirange ammeter |
| CN108957351A (en) * | 2018-08-21 | 2018-12-07 | 无锡商业职业技术学院 | A kind of battery voltage detection equipment |
| CN109507475A (en) * | 2018-12-24 | 2019-03-22 | 彭希南 | Wind power plant numerical indexes formula ammeter based on Zigbee WLAN |
Non-Patent Citations (2)
| Title |
|---|
| FRÉDÉRIC OVERNEY等: "Impedance simulator for automatic calibration of LCR-meters", 《29TH CONFERENCE ON PRECISION ELECTROMAGNETIC MEASUREMENTS (CPEM 2014)》 * |
| 李义等: "电流表改装的实验研究", 《辽宁工业大学学报》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112595879A (en) * | 2021-01-08 | 2021-04-02 | 上海庸别数码通讯有限公司 | Current automatic detection device capable of climbing wire pole |
| CN115476701A (en) * | 2022-10-17 | 2022-12-16 | 潍柴动力股份有限公司 | Motor torque determination method and device |
| CN117250397A (en) * | 2023-10-25 | 2023-12-19 | 国网辽宁省电力有限公司 | Current abnormal condition monitoring device |
| CN117250397B (en) * | 2023-10-25 | 2024-01-26 | 国网辽宁省电力有限公司 | Current abnormal condition monitoring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112147384B (en) | 2021-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112147384B (en) | Magnetoelectric ammeter termination | |
| CN101806607B (en) | Oil level sensor of vehicle | |
| CN109696580A (en) | A kind of current divider that can resist magnetic interference and its relay and electronic electric energy meter | |
| CN112731136A (en) | Relay testing device for recording and leveling absorption and release voltage for multiple times | |
| CN204707162U (en) | The sound transmission structure of mobile microphone | |
| CN201007734Y (en) | Ground fault display apparatus | |
| CN203288832U (en) | Driving device | |
| CN210192496U (en) | Driving lever subassembly and shuttle | |
| KR100987337B1 (en) | Sealed Fuel level sender | |
| CN201322621Y (en) | Throttle position sensor | |
| CN201707110U (en) | Oil level sensor for vehicle | |
| CN200976336Y (en) | Creepage breaker having on-off indicating equipment | |
| CN216283920U (en) | Telescopic sound level meter | |
| CN112161144A (en) | Pipeline robot auxiliary device capable of detecting water level and water flow direction | |
| EP0326772B1 (en) | Releasing relay with spitting remote sensing-element | |
| CN112601157A (en) | Can change audio amplifier of start-up volume according to surrounding environment | |
| CN219957707U (en) | Shunt sampling structure, relay module thereof and electric power instrument thereof | |
| CN2237868Y (en) | Counting sensor | |
| CN220622705U (en) | Electronic gear shifting assembly structure | |
| CN109515234B (en) | Automatic new energy automobile of shifting is with filling electric pile | |
| CN208735160U (en) | A kind of high-precision sensor | |
| CN219456411U (en) | Time relay calibrating device | |
| CN201707109U (en) | Sensor for detecting automotive oil level | |
| CN219226203U (en) | Reverse tripping structure of molded case circuit breaker | |
| CN216746859U (en) | Ecological environment detects soil sampling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211216 Address after: 314500 436, floor 4, building 5, No. 299, Hangfu Road, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Patentee after: Jiaxing jinxilai Technology Co.,Ltd. Address before: Room b302, building 8, No.41, Luyuan Road, Yuexiu District, Guangzhou City, Guangdong Province 510095 Patentee before: Guangzhou Dinglong electromechanical installation Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230807 Address after: No. 87, South Sadazhong Road, Zhongxin Village, Honggang District, Daqing City, Heilongjiang Province, 163000 Patentee after: DAQING PES PETROLEUM TECHNOLOGY Co.,Ltd. Address before: 314500 436, floor 4, building 5, No. 299, Hangfu Road, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Patentee before: Jiaxing jinxilai Technology Co.,Ltd. |